Backend Software Engineer Ledger

Why Join CloudWalk? Work at one of the world's most innovative and fastest-growing fintechs; Collaborate with a diverse team of hackers, artists, and visionaries; Explore the power of AI to amplify your impact as an engineer; Build solutions that touch millions of lives every day. The Future We See:   At CloudWalk, we envision a future where AI empowers every field to reach new heights: • People teams leveraging AI to transform talent acquisition and employee development. • Marketing professionals creating data-driven, AI-powered campaign strategies. • Customer Success teams enhancing client experiences with intelligent solutions. • Risk analysts combining human expertise with AI to navigate complexities. • Designers collaborating with AI to push creative boundaries.     Join us at CloudWalk, where we're not just engineering solutions; we're building a smarter, AI-driven future for payments—together. country: BR all locations: [São Paulo] commitment: Full Time - remote department: Engineering - all teams location: São Paulo team: Engineer What You'll Do:: This role sits on a team that owns both auth and ledger, so you'll occasionally pick up work across both areas.   - Develop and maintain Stratus, an EVM-compatible centralized ledger released as open source  - Build and operate the indexers that ingest and expose ledger state  - Support other teams integrating with the ledger  - Improve performance, reliability, and correctness of a system that holds production financial state  - Communicate clearly with both technical and non-technical stakeholders Who You Are:: Has operated critical infrastructure on cloud providers like GCP or AWS, using tools such as Terraform Has developed databases or data-intensive applications Has developed parallel and distributed systems Is proficient in Rust Familiarity with the EVM, Solidity, or blockchain internals is a plus Has some knowledge of the Brazilian payments ecosystem is a plus Communicates clearly and effectively Advanced English communication skills, primarily for internal communication with our diverse, multinational team